Change pack
Lintel
Mar 21 - 27
25 questions
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1.
Number
87000
Answer: 8.7 × 104
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2.
Algebra
Factorise: x² - 6x + 8
Answer: (x - 4)(x - 2)
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3.
Geometry
Adjacent = 29cm, angle = 39°. Find opposite
Answer: 23.5cm
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4.
Ratio
Express the first part of 5:6 as a fraction in simplest form
Answer: 5⁄11
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5.
Statistics
Calculate the mean of: 49, 13, 23, 7, 45, 5
Answer: 23.7
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1.
Number
0.00052
Answer: 5.2 × 10-4
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2.
Algebra
Factorise: x² - 12x + 35
Answer: (x - 5)(x - 7)
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3.
Geometry
Hypotenuse = 27cm, angle = 26°. Find adjacent side
Answer: 24.3cm
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4.
Ratio
Divide 132 in the ratio 4:3:4
Answer: 48, 36 and 48
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5.
Statistics
Calculate the mean of: 13, 42, 40, 11, 29, 13
Answer: 24.7
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1.
Number
27000
Answer: 2.7 × 104
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2.
Algebra
Factorise: x² + x - 20
Answer: (x + 5)(x - 4)
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3.
Geometry
Adjacent = 11cm, angle = 47°. Find opposite
Answer: 11.8cm
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4.
Ratio
Simplify: 20:16:12
Answer: 5:4:3
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5.
Statistics
The mean of 6 numbers is 34. If 5 of them are 29, 32, 46, 32, 50, what is the missing number?
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1.
Number
83000000
Answer: 8.3 × 107
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2.
Algebra
Factorise: x² + x - 30
Answer: (x + 6)(x - 5)
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3.
Geometry
Adjacent = 29cm, angle = 46°. Find opposite
Answer: 30cm
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4.
Ratio
In ratio 2:3:1, what fraction is the second part?
Answer: 3⁄6
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5.
Statistics
Calculate the mean of: 50, 42, 25, 20, 10, 39, 23, 11
Answer: 27.5
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1.
Number
0.00051
Answer: 5.1 × 10-4
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2.
Algebra
Factorise: x² - 9x + 18
Answer: (x - 3)(x - 6)
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3.
Geometry
Hypotenuse = 19cm, angle = 45°. Find adjacent side
Answer: 13.4cm
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4.
Ratio
Simplify the ratio 8m:800cm
Answer: 1:100
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5.
Statistics
The mean of 5 numbers is 23. If 4 of them are 25, 15, 42, 16, what is the missing number?